...shanghai science and technology museum » 上海科技馆 tourmaline gemstone » 电气石的宝石 Monetary items that are denominated in a foreign currency always arise from some transaction, e.g.
基于8个网页-相关网页
切割成一个弯如球形的样子就像是天然宝石的形状，这红色电气石也可以叫红电气石因为它有红的染色。
Cut in a convex form known as a cabochon , this red tourmaline could also be called a rubellite because of its red coloration.
电气石一种复合晶体硅酸盐，含有铝、硼和其它元素，用于电子仪器制造，其绿色，透明及蓝色的变体可作为宝石。
A complex crystalline silicate containing aluminum, boron, and other elements, used in electronic instrumentation and, especially in its green, clear, and blue varieties, as a gemstone.
应用推荐